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acceleration

英 [əkˌseləˈreɪʃn]

美 [əkˌseləˈreɪʃn]

n.  加速; 加快; (车辆)加速能力,加速的幅度; 加速度

复数:accelerations 

CET4TOEFL化学

Collins.1 / BNC.7072 / COCA.8018

牛津词典

    noun

    • 加速;加快
      an increase in how fast sth happens
      1. an acceleration in the rate of economic growth
        经济增长加速
    • (车辆)加速能力,加速的幅度
      the rate at which a vehicle increases speed
      1. a car with good acceleration
        加速性能良好的汽车
    • 加速度
      the rate at which the velocity (= speed in a particular direction) of an object changes

      柯林斯词典

      • N-UNCOUNT 加快;增速
        Theacceleration ofa process or change is the fact that it is getting faster and faster.
        1. He has also called for an acceleration of political reforms.
          他同时呼吁加快政治改革的步伐。
        2. ...the sharp acceleration in job losses.
          失业的急速增加
      • N-UNCOUNT (汽车等的)加速能力,加速幅度
        Accelerationis the rate at which a car or other vehicle can increase its speed, often seen in terms of the time that it takes to reach a particular speed.
        1. Acceleration to 60 mph takes a mere 5.7 seconds.
          加速到时速60英里只需要5.7秒。
      • 加速度
        Accelerationis the rate at which the speed of an object increases.

        英英释义

        noun

        • the act of accelerating
            Synonym:quickeningspeedup
          1. an increase in rate of change
            1. modern science caused an acceleration of cultural change
          2. (physics) a rate of increase of velocity

            双语例句

            • Increases engine power and acceleration.
              增强发动机功率和加速度。
            • That's also important& the acceleration is in the direction of the force.
              这一也十分重要-,加速度与力方向相同。
            • Now I would like to calculate with you the acceleration that a cylinder would obtain.
              现在我将和你们一起,计算圆柱会获得的加速度。
            • Experimental Verification in Measuring Acceleration Using Accelerometer; for recording the speed and direction of wind.
              用加速度传感器直接测量加速度的实验验证测量风的方向和速度的仪器。
            • Method of vibration displacement measured with acceleration sensor is introduced.
              介绍了一种用加速度传感器测量振动位移信号的方法。
            • The interference signal of abnormal acceleration that often appeared in crash tests for a car were analyzed and studied.
              针对某型汽车在碰撞试验中多次出现的异常加速度干扰信号进行了分析和研究。
            • When we have gravity an object is influenced by the gravitational acceleration and the gravitational acceleration is a constant.
              当我们考虑到重力时,物体受重力,加速度影响,重力加速度,是一个常数。
            • The relationship among acceleration, force and the motion direction is discussed.
              讨论了加速度与受力、运动方向之间的关系。
            • Worn by fliers and astronauts to counteract the forces of gravity and acceleration.
              飞行员和宇航员穿着来抵消重力和加速度的作用力的一种衣服。
            • For a sprinter, speed and acceleration are important.
              对短跑运动员来说,速度和加速能力是重要的。